MOS 390059-01 - Commodore C64 System ROM - 1985 CBM - guter optischer Zustand
✔ Genuine CBM chip. ✔ Rare late-series C64 ROM. OriginalMOS Technology 390059-01 system ROM used in specific Commodore 64 and C64C motherboard revisions. The chip is ingood visual condition (see photos).